Mrs Brown's Boys Happy Birthday Nan Card Mrs Brown's Boys has proved a worldwide smash and only goes to show when the times get tough, the tough get laughing.Â This is a certainty with the Mrs Brown character played by Brendan O'Carroll.Â TheÂ card says "It's your birthday NAN.Â LET'S PARTY! (we'll try to keep up with you)." There is still lots of space to write your own personal message as well. Order now for Delivery and same day dispatch when you order before 2pm Monday to Friday. Â Worldwide delivery also available.